Side-Hustle to Full-Time
Net salary + benefits vs hustle revenue minus expenses and a 25% self-employment tax reserve.
Leap when hustle net ≥ total comp × safety buffer. Reserve 25% of hustle revenue for self-employment tax.
The leap from side-hustle to full-time has two math traps: self-employment tax (15.3% payroll alone, 25%+ with income tax) and the unpriced value of employer benefits. Getting either wrong turns a seeming break-even into a pay cut.
Part of: Saving & Spending Calculators
Quick answer
Leap when hustle net ≥ total comp × safety buffer. Reserve 25% of hustle revenue for self-employment tax.
Key points
- ▸ Total comp = net salary + benefits value. Benefits include health insurance, 401k match, paid time off, equipment, professional development.
- ▸ Hustle net = (revenue − expenses) × 0.75. The 25% reserves federal income + SE tax.
- ▸ A 1.25× safety buffer is standard — it covers a bad month without forcing a return to employment.
- ▸ Compound monthly growth: at 6%/yr hustle growth, it takes ~4 years to double. At 12%/yr, ~2 years.
- ▸ Never use best-month revenue as the input; use a 12-month trailing average.
Examples
- Parity runSalary $6.5k + benefits $800 = $7.3k target. Hustle $2.2k at 6%/yr hits that net around month 36.
- With safety buffer1.25× target = $9.1k. Same hustle reaches it around month 52 — over a year of extra runway before leaping.
- Hustle stagnantIf growth is <2%/yr, the leap may never arrive at the current rate. Raise prices or expand before quitting.
When to use which tool
- The LeapMain tool — salary + benefits + hustle inputs plus safety-buffer toggle.The exact date a side-hustle can sustainably replace a primary salary, factoring self-employment tax and benefits loss.
- Minimum Viable RateFor pricing your hustle hourly once you go full-time.The absolute minimum hourly rate to match a corporate salary after self-employment tax, benefits, and non-billable time.
- Runway ZeroFor the post-leap survival check in case growth stalls.Calculate the exact month your cash runs out. Crisis toggle models a worst-case scenario with revenue zeroed.
Related
- The LeapThe exact date a side-hustle can sustainably replace a primary salary, factoring self-employment tax and benefits loss.
- Minimum Viable RateThe absolute minimum hourly rate to match a corporate salary after self-employment tax, benefits, and non-billable time.
- Runway ZeroCalculate the exact month your cash runs out. Crisis toggle models a worst-case scenario with revenue zeroed.
- S&P 500 Reality CheckWhat this $10k would be worth in 10, 20, or 30 years if invested instead. Compound-growth opportunity-cost filter.
Frequently asked questions
› Why 25% for self-employment tax? Troubleshooting
Payroll tax alone (SS + Medicare) is 15.3%; add federal income tax at 10–22% and most mid-bracket freelancers owe 25–30% on net earnings. High earners should model 30%+.
› Should I count equity? Trust & accuracy
Count vested, liquid equity at realizable value. Unvested or illiquid grants are not part of the replacement math.
› How should I use this guide with a Kefiw tool? How-to
Use the guide as the plan and the linked Kefiw tool as the check. Read the steps first, try the move manually, then use the tool to compare outputs, catch edge cases, and decide whether the result actually fits your task.
› What mistake do tool guides help avoid? Troubleshooting
Tool guides help avoid using a utility mechanically without understanding what you are trying to accomplish. Most word, writing, and text utilities are fast, but speed can hide context mistakes. Know whether you are solving a puzzle, cleaning copy, drafting a line, or checking a rule.
› Can a tool guide help me learn the skill? How-to
A tool guide can help you learn if you pause before accepting the output and ask why it worked. Compare your first guess with the tool result, look for the rule or pattern, and repeat that review. Passive copying solves one task; active review builds the skill.